Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Idle signal circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Inspect terminal voltage(idl)

- Remove the cruise control ecu assy with connector still connected.
- disconnect the ecm connector.
- turn the ignition switch to on.
- measure voltage between terminal 13 (idl) of cruise control
ecu assy connector and body ground when the
throttle valve is fully closed and fully opened.
Ok:



2 Check harness and connector(between cruise control ecu assy and ecm)
- Check for open and short circuit in harness and connector between cruise control ecu assy and ecm


Check and replace cruise control ecu assy
Other materials:
Moon roof
Use the overhead switches
to open and close the moon
roof and tilt it up and down.
Operating the moon roof
■ Opening and closing
Opens the moon roof*
The moon roof stops slightly before
the fully open position to reduce
wind noise. Press the switch again
to fully open the moon roof.
Closes ...
Audio system types
► Without Multimedia system
► With Multimedia system
► With navigation system
Owners of models equipped with a navigation system should refer to the “Navigation
System Owner's Manual”.
■Using cellular phones
Interference may be heard through the audio system ...
Shift lock system (atm)
On–vehicle inspection
1. Check shift lock operation
shift the shift lever to p position.
turn the ignition switch to lock.
check that the shift lever cannot be shifted to any other
positions other than p.
turn the ignition switch to on, depress the brake pedal ...


